[wasm] record stats at compile time

We were losing the stats for the first instance. Recording them
as soon as code objects are produced. This way, we have them available
for compile-only benchmarks.

Review-Url: https://codereview.chromium.org/2556963003
Cr-Commit-Position: refs/heads/master@{#41574}

src/wasm/wasm-module.cc

@@ -883,6 +883,7 @@ MaybeHandle<WasmCompiledModule> WasmModule::CompileFunctions(
        i < temp_instance.function_code.size(); ++i) {
     Code* code = *temp_instance.function_code[i];
     code_table->set(static_cast<int>(i), code);
+    RecordStats(isolate, code);
   }
 
   // Link the functions in the module.
@@ -921,6 +922,7 @@ MaybeHandle<WasmCompiledModule> WasmModule::CompileFunctions(
         compiler::CompileJSToWasmWrapper(isolate, this, wasm_code, exp.index);
     int export_index = static_cast<int>(functions.size() + func_index);
     code_table->set(export_index, *wrapper_code);
+    RecordStats(isolate, *wrapper_code);
     func_index++;
   }